Olympia Weather in December

December in Olympia brings moderate temperatures, with highs of 15°C (59°F) and nights dropping to 7°C (45°F). Rainfall is on the higher side this month, averaging around 129 mm (5.1 in), so keep a rain jacket handy.

Rainfall in Olympia in December

Analyzing past climate data, one can expect approximately 14 days of rain, averaging 129 mm (5.1 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Olympia in December

In December, expect moderate temperatures in Olympia, with highs of 15°C (59°F) and lows of 7°C (45°F) at night. Experience the winter season in December. Conditions are often most pleasant around the middle of the day. Nights fall to 7°C (45°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Olympia in December

You can expect a moderate amount of sunlight, with approximately 108 hours. This means a pleasant mix of sun and overcast.

December in Olympia has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.